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78HT300 Datasheet(PDF) 2 Page - Texas Instruments

Part No. 78HT300
Description  3 AMP POSITIVE STEP-DOWN INTEGRATED SWITCHING REGULATOR
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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78HT300 Datasheet(HTML) 2 Page - Texas Instruments

   
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For assistance or to order, call (800) 531-5782
Power Trends, Inc. 27715 Diehl Road, Warrenville, IL 60555 (800) 531-5782 Fax: (630) 393-6902 http://www.powertrends.com
CHARACTERISTIC
DA T A
Note 1:
All data listed in the above graphs, except for derating data, has been developed from actual products tested at 25°C. This data is considered typical data for the ISR.
Note 2:
Thermal derating graphs are developed in free air convection cooling of 40-60 LFM. (See Thermal Application Note)
78HT305_ 5.0 VDC
(See Note 1)
Efficiency vs Output Current
Ripple vs Output Current
Power Dissipation vs Output Current
Iout (A)
Iout (A)
Iout (A)
78HT300
Series
Vin
Vin
Vin
40
50
60
70
80
90
100
0.0
0.5
1.0
1.5
2.0
2.5
3.0
8.0V
10.0V
15.0V
20.0V
28.0V
0
10
20
30
40
50
60
0.0
0.5
1.0
1.5
2.0
2.5
3.0
8.0V
10.0V
15.0V
20.0V
28.0V
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
8.0V
10.0V
15.0V
20.0V
28.0V
Thermal Derating (Ta)
(See Note 2)
Vin (Volts)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
8
1216
2024
28
60°C
70°C
85°C
50°C


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